* {
	position: relative;
}

html,
body{
	margin: 0;
	/* margin-left: 96px;
    margin-right: 96px; */
	padding: 0;
	width: 100%;
	height: 100%;
	font-size: 0;/*將字體大小設置為零，這可能是一種技巧，用於處理內聯塊之間的空格。*/
	background: rgb(255, 255, 255);
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  /* 使內容在水平和垂直方向上都居中。 */
}

main {
	height: 100%;
}

canvas {
	object-fit: contain;
	width: 100% !important;
	height: 100% !important;
	image-rendering: -moz-crisp-edges;
  image-rendering: -webkit-crisp-edges;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.dg.ac {
	z-index: 1000;
}

.dg.a {
	margin-right: 0;
}

.dg.ac .cr.boolean .property-name {
	width: 80%;
}

.dg.ac .cr.boolean .c {
	width: 20%;
}